Indicating machine



March 22, 1932. w. F. BROWN 1,850,863

INDICATING MACHINE Filed Jan. 24, 1930 Fig 1 Patented Man 22, 1932 IWILLIAM E. EBEQWN, 01F EEANKLHE, 2115C! DICAHNG MACHINE Application areaJanuary 24, 1930. serial no. 423,332.

This invention relates to an indicatin syscontact 19 will engage thecontacts 1 and 2 term for motor vehicles, aeroplanes an the when thepiston is in raised position. The like, the general object of theinvention being spring contact 20 will bridge the contacts 3 to providelamps and circuits therefor for 1nand 4 when the piston is in the lowerpart l6 dicating when the ignition switch is left the cylinder, it beingunderstood that the pis- 55 closed with the motor inoperative, when thton is raised when the oil pump is working. oil pump fails to work andwhen the gener- A green lamp 14 is connected by a conducator fails towork. tor a with the contact 2, a red lamp 15 is conllhis invention alsoconsists in certain other nected by a conductor 2; with the contact 113features of construction and in the combinaand a yellow lamp 16 isconnected by the conac tion and arrangement of the several parts, toductor o with the contact 4. All these lamps be hereinafter fullydescribed, illustrated in are connected to the'ground conductor (3 theaccompanying drawings and specifically The generator cut-out isindicated at 9 and pointed out in the appended claims. the generator at10, the numeral 12 indicating 315 In describing the invention in detail,reierthe battery or other source of supply and the ence will be had tothe accompanying drawnumeral 13 indicates the ignition coil and 11 ingswherein like characters denote like or the'ignition switch. Ablock 18 ofinsulating corresponding parts throughout the several mat rial i carri dby the armatur of the views, and in which i cut-out and supports acontact 17. Gontacts 219 Figure 1 is a diagrammatic view of the 7 and 8are supported from the cut-out and m invention.

Figure 2 is a perspective view showing the 8 will be engage by thecontacts 17 when base with the oil cylinder and contacts t erethearmature is in raised position. The con- 'on. tact 8 is connected withthe terminal 36 and 25 Fig re 3 is a Verti al t n l i a conductor 6connects this terminal with the 75 through Figure 2. contact 1. Thecontact 7 is connected with Figure 4 is a view of the generator cut out,the terminal 34 and this terminal is connectwith the additional contactsthereon. .ed by a conductor 7 with the battery. A con- In this drawing,the numeral 27 indicates ductor g connects the contact 3 with the line39 a base to which the cylinder 24 is attached by between the coil andswitch and a conductor a strap 25, a block 26 holding the cylinder hconnects the contact with the generator spaced from the base. Thiscylinder has a side of the cut-out. .r a nipple 34 in its bottom towhich a pipe leading Thus it will be seen that when the ignifrom the oilpump is connected and a piston t-ion switch is left closed and the motoris 35 33 is located in the cylinder, with its rod 22 idle orinoperative, the piston 33 will be at passing through the cap 23 whichis connectthe bottom of the cylinder, due to the fact ed with the top ofthe cylinder. A springr32 that the oil pump is not operating. Thus holdsthe piston in its lowest position. e the contacts 3 and 4 will bebridged by the 1 upper end of the rod 22 is guided by the brackcontact20, so that current will pass to the yelet 31 on the base and a member21 of insulow lamp 16 to indicate to the operator that he latingmaterial is attached to the rod interhas left on the ignition switch. Nocurrent mediate its ends. This member carries the will pass to the redlampv as the contact 5 spring contacts 19 and 20. Blocks 28, 29 and isconnected with the generator side of the of insulating material arefastened to the cut-out and thus no currentwill pass through base, theblock 28 carrying the pairs of 0011- the conductor h when the motor isinoperatacts 3, 4, 5 and 6. The block 30 carries a tive. When the motoris started, the oil prespair of contacts 1 and 2. The contacts are sure,acting on the piston 33, will raise the so arranged that the springcontact 19 will piston and thus cause-the contacts 19 and 20 bridge thecontacts 5 and 6 when the piston to pass off the contacts 3,4, 5 and Q,and as the is in the lower part of the cylinder; and said contact 20leaves the contacts 3 and 4, thankcuit to the yellow lamp 16 will bebroken. ignition device having a switch and coil, an If the oil pumpshould fail to function when oiling mechanism and a generator cut-outthe motor is started, the contact 19 would having an armature, of threelamps of difbridge the contacts 5 and 6, so that current ferent colors,a pair of contacts arranged in 5 won d pass over the conductor itthrough the t e circuit of each lamp, a pressure responcontacts 5, 6 and19, conductor 6 to the red sive device connected with the oilingmechalamp 15, thus indicating that the oil pump nism including a movable'wall actuated by is not operating. If the generator is not the pressurein the oiling mechanism, a concharging and the oil pump is working, thetact, means for moving the contact by movemovement of the piston 33 bythe oil pressure ment or said wall and engaging one pair of will raisethe contact 19 into engagement contacts when the wall is in the nopressure with the contacts 1 and 2 and then current position andengaging another pair of conwould pass from the battery throughthecontacts when the wall is actuated by the oil tacts 7, 8 and 17conductor e, contacts 1, l9 pressure, a second contact operated by saidand 2, through conductor ato the green lamp means for engaging the thirdpair of con- 5 14, to indicate that the generator is not chargtacts whenthe wall is in the no pressure poing. sition, a contact of one pairbeing-connected From the foregoing it will be seen that with theignition switch, a contact of another when the yellow lamp is lighted,the operator pair being connected with the generator side will know thathe has left his ignition switch of the generator cut-out and a switchclosed on, when the red lamp is lighted, the operator by the cut-outarmature when the generator will know that the oil pump is not working,is inactive, said switch being connected with and when the green'lamp islighted, he will a battery and with a contact of the third ow that thegenerator has failed. pair of contacts. 25. It is thought from theforegoing descrip In testimony whereof I afcix my signature. tion thatthe advantages and novel features WILLIAM F. BROWN.

of the invention will be readily apparent.

It is to be understood that changes may be made in the construction andin the com- 30 bination and arrangement of the several parts, providedthat such changes fall within the scope of the appended claims A 35ustion motor, an ignitlon device having a generator cut-out having anarmature, of

49 three lamps of different colors, a pair of contacts, a conductorconnecting one of the contacts with one of the lamps, a conductorconnecting the other contact with the switch, a conductor connecting theswitch with a bat 45 tery, a second pair of contacts, a conductor 1connecting one of these contacts with the second lamp, a conductorconnecting the other one of'thcse contacts with the generator side ofthe cut-out, a third pair of conifl tacts, a conductor connecting one ofthese contacts with the third lamp, a conductor connecting the other oneof these contacts to that part of the ignition devicebetween its switchand coil, 2. pair of movable spring contacts, one of which is adaptedto'engage the 1?? second pair of before mentioned contacts when inlowered position and the first pair of contacts when in raised position,the other spring contact engaging the third pair of con 20 tacts wheninlowered position, a cylinder con- V nected with the oiling mechanism,a piston t erein raised by the pressure in the mechanism and a rodcarried by the piston and to which the spring contacts are connected.

2. In combination with a motor vehicle, an 3 4

